var issueHandler = (function() {
    var chart = null;
    var subtitle = {
        style:{
            color:"#000",
            fontWeight:"bold"
        }
    };
    
    /**
    ** 显示图标
    **/
    var showHighChart = function(timeX, num){
        var clickDetected = false;
            chart = new Highcharts.Chart({
                chart: {
                    renderTo: 'container',
                    animation: false,
                    zoomType: "y"
                },
                
                title: {
                    text: '任务执行量' //标题
                },
                credits: {
                    enabled: false
                },
                xAxis: {
                    categories: timeX //x轴
                },
                yAxis:{
                },
                plotOptions: {
                    column: {
                        stacking: 'normal',                
                        dataLabels: {
                            enabled: false
                        },
                    },
                    line: {
                        cursor: 'ns-resize'
                    }
                },
                series: [{
                	name:'执行量',
                    data:num,
                    draggableY: false,
                    dragMinY: 0
                }]
            });
    };  

    return {
        showHighChart: showHighChart
    };
}());